Sustainability of Rainwater Harvesting System in terms of Water Quality

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td align="left">Fuel type</td><td align="center">CO<sub>2</sub> output rate pounds 
					 (CO<sub>2</sub>/kWh)</td><td align="center">Drinking water energy demand (kWh/MG)</td><td align="center">CO<sub>2</sub> output rate per MG water delivered (CO<sub>2</sub>/kWh)</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td align="left">Coal</td><td align="center">2.117</td><td align="center"> </td><td align="center">2,906</td></tr><tr><td align="left">Petroleum</td><td align="center">1.915</td><td align="center">1,406</td><td align="center">2,680</td></tr><tr><td align="left">Natural gas</td><td align="center">1.314</td><td align="center"> </td><td align="center">1,840</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Carbon dioxide emission from water treatment and distribution system [<a href="/journals/tswj/2014/721357/#B13">39</a>].

The Scientific World Journal

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Table 2

Table 2: Sustainability of Rainwater Harvesting System in terms of Water Quality 